Scientists diving in the North Pacific were jarred when they heard mysterious sounds like spear guns being fired. The jolting noises turned out to be never-before-seen (or heard) head-butting ...

Australia’s Great Barrier Reef has seen better days. It’s suffering from advanced bleaching as a result of climate change and rising ocean temperatures, and scientists … ...

Life on the Great Barrier Reef is undergoing big changes in the face of climate change and other human-caused pressures, a new study reveals. From food security to controlling seaweed and even ...

While on a snorkel tour on the Great Barrier Reef, marine biologist Jorja Gilmore spotted something peculiar. In the water in front of her danced a paper-thin, elongated silvery fish.

Ramming behavior among male bump-head parrot fish, which occurs during competition for females, ... and although fortunate enough to have seen spawning aggregations on the Great Barrier Reef, ...

The reef fish are named for their bulbous foreheads, which add to their eccentric, pouty lips and yellowish-to-pink faces. [ See Photos of Head-Butting Fish ] "To us, it sounded like someone was ...

My desire to live vicariously through others always surfaces at the extremes. On the hottest summer days, I'll rummage through old fly fishing or mountain biking magazines and shed a ...